A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 5985-01-029-4721
NSN 6240-00-863-6105
NSN 6240-01-556-7096
NSN 5996-01-301-4855
NSN 5930-00-087-3299
NSN 6135-01-348-4056
NSN 5855-01-550-2780
NSN 5998-01-640-7207
NSN 5950-01-282-9852
NSN 5925-01-575-9558
NSN 6610-00-552-6332
NSN 5935-01-513-6160